Datasheet > AV431

AV431

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
AVICTEK		/
页数	文件大小	规格书
2页	268K
描述
Adjustable Accurate Reference Source

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AV431 数据手册

@vic

AV431

AV431 Adjustable Accurate Reference Source

SOT-23-3L

FEATURES

The output voltage can be adjusted to 36V

Low dynamic output impedance ,its typical value is 0.2Ω

Trapping current capability is 1 to 100mA

The typical value of the equivalent temperature factor in the

whole temperature scope is 50 ppm/℃

The effective temperature compensation in the working

range of full temperature

1. REFERENCE

2. CATHODE

3.ANODE

2.80±0.05

1.60±0.05

Low output noise voltage

Fast on -state response

ABSOLUTE MAXIMUM RATINGS（Operating temperature

range applies unless otherwise specified）

Parameter

SYMBOL

V_KA

VALUE

UNITS

Cathode Voltage

Cathode Current Range(Continuous)

Reference Input Current Range

Power Dissipation

I_KA

-100~+150

0.05~+10

350

℃

Iref

P_D

Operating temperature

Topr

Tstg

0~70

Storage temperature Range

-55~+150℃

℃

ELECTRICAL CHARACTERISTICS（Tamb=25℃

unless otherwise specified）

Parameter

Symbol

V_ref

Test

conditions

MIN

TYP

MAX

2.550

UNIT

Reference lnput Voltage

V_KA=V_REF, I_KA=10mA

Tmin≤ Ta≤ Tmax

2.440

2.495

Deviation of reference input Voltage

Over temperature (note )

△V_ref/△T

4.5

△V_KA

=10V～

-1.0

-2.7

m V/V

Ratio Of Change in Reference Input

Voltage to the change in Cathode

Voltage

I_KA=10m

V_REF

△V_KA

△V_ref/△V_KA

=36V～

-0.5

1.5

0.4

-2.0

0.5

1.2

10V

I_KA= 10mA,R₁=10KΩ

R₂=∞

Reference Input Current

l_ref

μA

l_KA=10mA, R₁=10KΩ

R₂=∞

Deviation Of Reference Input Current

Over Full Temperature Range

△l_ref/△T

T_A=full Temperature

Minimum cathode current for

Regulation

I_KA(min)

I_KA(OFF)

Z_KA

V_KA=V_REF

0.45

0.05

0.15

1.0

0.5

μA

Off-state cathode Current

V_KA=36V ,V_REF=0

V_KA=V_REF,l_KA=1 to 100mA

f≤ 1.0KHz

Dynamic Impedance

Note：T_MIN=0℃ ,T_MAX=+70℃

Website http://www.avictek.com

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